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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/isdn/hardware/eicon/dqueue.h
Initial import
Diffstat (limited to 'drivers/isdn/hardware/eicon/dqueue.h')
-rw-r--r--drivers/isdn/hardware/eicon/dqueue.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/isdn/hardware/eicon/dqueue.h b/drivers/isdn/hardware/eicon/dqueue.h
new file mode 100644
index 000000000..6992c4545
--- /dev/null
+++ b/drivers/isdn/hardware/eicon/dqueue.h
@@ -0,0 +1,31 @@
+/* $Id: dqueue.h,v 1.1.2.2 2001/02/08 12:25:43 armin Exp $ */
+
+#ifndef _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
+#define _DIVA_USER_MODE_IDI_DATA_QUEUE_H__
+
+#define DIVA_UM_IDI_MAX_MSGS 64
+
+typedef struct _diva_um_idi_data_queue {
+ int segments;
+ int max_length;
+ int read;
+ int write;
+ int count;
+ int segment_pending;
+ void *data[DIVA_UM_IDI_MAX_MSGS];
+ int length[DIVA_UM_IDI_MAX_MSGS];
+} diva_um_idi_data_queue_t;
+
+int diva_data_q_init(diva_um_idi_data_queue_t *q,
+ int max_length, int max_segments);
+int diva_data_q_finit(diva_um_idi_data_queue_t *q);
+int diva_data_q_get_max_length(const diva_um_idi_data_queue_t *q);
+void *diva_data_q_get_segment4write(diva_um_idi_data_queue_t *q);
+void diva_data_q_ack_segment4write(diva_um_idi_data_queue_t *q,
+ int length);
+const void *diva_data_q_get_segment4read(const diva_um_idi_data_queue_t *
+ q);
+int diva_data_q_get_segment_length(const diva_um_idi_data_queue_t *q);
+void diva_data_q_ack_segment4read(diva_um_idi_data_queue_t *q);
+
+#endif